24 lines
894 B
JavaScript
24 lines
894 B
JavaScript
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// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --allow-natives-syntax
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for (let i = 0; i < 100; i++) {
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// - length > 2 to trigger sorting.
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// - key > kRequiresSlowElementsLimit required to set the according bit on the
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// dictionary elements store.
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let key = 1073741800 + i;
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var a = { length: 12, 1: 0xFA, [key]: 0xFB };
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%HeapObjectVerify(a);
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assertEquals(["1", ""+key, "length"], Object.keys(a));
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// Sort, everything > length is ignored.
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Array.prototype.sort.call(a);
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%HeapObjectVerify(a);
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assertEquals(["0", ""+key, "length"], Object.keys(a));
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// Sorting again to trigger bug caused by not setting requires_slow_elements
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Array.prototype.sort.call(a);
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%HeapObjectVerify(a);
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assertEquals(["0", ""+key, "length"], Object.keys(a));
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}
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